Question

Li-Hua wants to create a triangular fame. She has two pieces of wood, which are 6 inches long and 9 inches long, to use for two sides of the triangle. Which of the following CANNOT be the lenth of the third frame and why?

a) 4 inches
b) 6 inches
c) 13 inches
d) 16 inches

Answer 1

16 inches

Explanation:

in a triangle, the sum of any two sides must be greater than the third side